A.P. Proctor, Sculptor in Buckskin, An Autobiography, Norman, Oklahoma, 1971, pp. 94-97, 125, 207, another example illustrated.
G.B. Opitz, Dictionary of American Sculptors: 18th Century to the Present, Poughkeepsie, New York, 1984, p. 322.
T. Tolles, American Sculpture in The Metropolitan Museum of Art: A Catalogue of Works by Artists Born Before 1865, vol. I, New York, 1999, p. 413, another example illustrated (as 'Fawn').